Blitz: Individual Calculations July 2023
 Arkell, Keith C  Total change: 22.00  Rating chartPersonal card
 OP BLITZ ECU SENIOR CHESS CHAMPIONSHIP 2023 - OPEN ACQUI TERME ITA 2023-05-27
RcRownchangeKK*chgGame
 2025 2319 6.50 7 0.68 10 6.80 
  Reem, Meir 1919  * ISR1.0010.08100.80 
  Poess, Frank 1967 GER1.0010.11101.10 
  Manco David, Jonatan Andres 1983 ITA1.0010.12101.20 
  Berend, Fred m2218 LUX1.0010.36103.60 
  Katzir, Moshe c2098 ISR0.501-0.2810-2.80 
  Schulz, Michael f2110 GER1.0010.23102.30 
  Idesis, Yaacov 1878 ISR1.0010.06100.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 OP BLITZ ECU SENIOR CHESS CHAMPIONSHIP 2023 - SENIOR ACQUI TERME ITA 2023-05-30
RcRownchangeKK*chgGame
 2083 2319 7.00 7 1.52 10 15.20 
  Ceccarini, Marco 1933 ITA1.0010.09100.90 
  Verdier, Patrice f2094 MNC1.0010.22102.20 
  Cmiel, Thorsten f2136 GER1.0010.26102.60 
  Luciani, Valerio f2235 ITA1.0010.38103.80 
  Minnican, Alan 2107 SCO1.0010.23102.30 
  Schulz, Michael f2110 GER1.0010.23102.30 
  Poess, Frank 1967 GER1.0010.11101.10 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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